{
  "bibcode": "2020GCN.27067....1P",
  "body": "Gregory S.H. Paek (SNU), Myungshin Im (SNU), Hyun-Il Sung (KASI), Gu Lim\n(SNU), Joonho Kim (SNU), Sungyong Hwang (SNU), Bomi Park (SNU), Sophia Kim\n(SNU), Changsu Choi (SNU), Chung-Uk Lee (KASI), Seung-Lee Kim (KASI), Hyung\nMok Lee (KASI), on behalf of GECKO team\n\n We observed 4 host galaxy candidates with the 1.0-m telescope at the\nLemonsan Optical Astronomical Observatory(LOAO) in the initial localization\narea of S200213t (Singer et al, GCN #27042) overlapped with neutrino\ndetection area (Hussain et al, GCN #27043).\n\nThe observation started at 2020-02-14 02:37:28 UT, 0.94 days after GW\ntrigger and each image was taken in R-band with 30 minutes exposure time.\nNo obvious transient has been identified. The list of the inspected targets\nis given below.\n\nNAME                   DISTANCE[Mpc] DATE-OBS                FILTER UL[AB]\n---------------------- ------------- ----------------------- ------ -------\nPGC11312               169           2020-02-14T02:37:28.000      R  21.676\n2MASS+03012583+3135093 254           2020-02-14T03:15:37.333      R  21.626\nUGC02483               92            2020-02-14T04:04:08.933      R  21.511\n2MASS+03014097+3153413 97            2020-02-14T04:43:56.667      R  21.163\n\nWe thank the LOAO opertator for performing the observation.\n\nGravitational-wave EM Counterpart Korean Observatory (GECKO) is a network\nof 10+ 0.5m to 1m class telescopes over the world.",
  "circularId": 27067,
  "createdOn": 1581676379000,
  "email": "shpaek@astro.snu.ac.kr",
  "subject": "LIGO/Virgo S200213t: No Counterparts from GECKO observation of host galaxy candidates in GW-neutrino detection overlap area",
  "submitter": "Gregory SungHak Paek at SNU  <shpaek@astro.snu.ac.kr>",
  "eventId": "LIGO/Virgo S200213t"
}